package com.itheima.a09threadsafe1;

public class MyThread extends Thread {

    //表示这个类所有的对象，都共享ticket数据
    static int ticket = 0;

    //锁对象，一定要是唯一的
    //static Object obj = new Object();

    @Override
    public void run() {
        while (true){
            //同步代码块
            synchronized (MyThread.class){
                if(ticket < 100){
                    try {
                        Thread.sleep(10);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                    ticket++;
                    System.out.println(getName()+"正在卖第"+ticket+"张票");
                }else{
                    break;
                }
            }
        }
    }
}
